001/**
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *      http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package org.apache.oozie.executor.jpa;
019
020import java.util.List;
021
022import javax.persistence.EntityManager;
023import javax.persistence.Query;
024
025import org.apache.oozie.ErrorCode;
026import org.apache.oozie.SLAEventBean;
027
028/**
029 * Load the list of SLAEventBean and return the list.
030 */
031@Deprecated
032public class SLAEventsGetJPAExecutor implements JPAExecutor<List<SLAEventBean>> {
033
034    private int limitLen = 100; // Default
035
036    public SLAEventsGetJPAExecutor() {
037    }
038
039    @Override
040    public String getName() {
041        return "SLAEventsGetJPAExecutor";
042    }
043
044    @Override
045    @SuppressWarnings("unchecked")
046    public List<SLAEventBean> execute(EntityManager em) throws JPAExecutorException {
047        List<SLAEventBean> seBeans;
048        try {
049            Query q = em.createNamedQuery("GET_SLA_EVENTS");
050            q.setMaxResults(limitLen);
051            seBeans = q.getResultList();
052        }
053        catch (Exception e) {
054            throw new JPAExecutorException(ErrorCode.E0603, e.getMessage(), e);
055        }
056        return seBeans;
057    }
058
059}